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if_link: Add control trust VF

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Add netlink directives and ndo entry to trust VF user.

This controls the special permission of VF user.
The administrator will dedicatedly trust VF user to use some features
which impacts security and/or performance.

The administrator never turn it on unless VF user is fully trusted.

CC: Sy Jong Choi <sy.jong.choi@intel.com>
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Acked-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Krishneil Singh <Krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Hiroshi Shimamoto
2015-08-28 06:57:55 +00:00
committed by Jeff Kirsher
parent 2fc4cd52fa
commit dd461d6aa8
4 changed files with 31 additions and 3 deletions
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6
include/uapi/linux/if_link.h
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@@ -550,6 +550,7 @@ enum {
* on/off switch
*/
IFLA_VF_STATS, /* network device statistics */
IFLA_VF_TRUST, /* Trust VF */
__IFLA_VF_MAX,
};
@@ -611,6 +612,11 @@ enum {
#define IFLA_VF_STATS_MAX (__IFLA_VF_STATS_MAX - 1)
struct ifla_vf_trust {
__u32 vf;
__u32 setting;
};
/* VF ports management section
*
* Nested layout of set/get msg is: